Here's another product that can teach you step by step how to run your car on water and petrol and save lots of $$$ on fuel! The do-it-yourself instruction manual is very affordable and will not effect your warranty as its 100% reversable!
With "Run your car on water" you can make your car environmentally friendly and 40% more fuel efficient! To find out more click here -> Run your car on water\
Check out this video on "Run your car on water"